The airport was officially declared "open" by local authorities in March 2011, shortly before regional elections and as total cost reached €150 million,[2] despite having neither airlines signed up to land there nor government approval to operate.

Air Nostrum charter flight YW2003 carried the Villarreal CF football team, which is sponsored by the airport itself, to San Sebastián for their Copa del Rey match against Real Sociedad.

[10][11] The first regular scheduled, albeit seasonal, flights from Castellón-Costa Azahar to Bristol and London Stansted, operated by Ryanair, began in September 2015.

[12] The European Union has opened a formal investigation into whether both the Canadian company that manages the airport (SNC-Lavalin) and Ryanair are receiving illegal subsidies from the regional government.

[15][16][17] The following airlines operate regular scheduled and charter flights at Castellón–Costa Azahar Airport: Media related to Aeropuerto de Castellón at Wikimedia Commons